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AIR OPERATED DOUBLE DIAPHRAGM PUMP Metallic Series

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AIR OPERATED DOUBLE DIAPHRAGM PUMP Metallic Series Powered By Docstoc
					                                 SERVICE & OPERATING MANUAL




                       B50
            AIR OPERATED
        DOUBLE DIAPHRAGM PUMP

              B50 04 Metallic Series
              Aluminium & Cast Iron
             High Pressure W1 Series




     Table of Contents

     Service / Maintenance Log                     2
     Performance Curve                             3
     Dimensions                                    3
     Engineering Data & Temperature limitations    4
     Explanation of Pump Nomenclature              4
     Principle of Pump Operation                   5
     Installation guide                            5
     Troubleshooting                               6
     Recycling                                     6
     Important Safety Information                  6
     Warranty                                      7
     Service                                       7
     Air Valve Overhaul                            7
     Wet-side Overhaul                             7
     Parts List                                    8
     Assembly Drawing                              9
     Declaration of Conformity                    10
                                                              II 2 GD c

  HG-CF-1109 Rev. C – 11.01.10
                                                                 Page 1
HG-CF-1109 rev.D 12.08.10
b50_w1_2_1_manual-rev1210
                                           Service / Maintenance Log
                   Date                              Details                                          Completed




                                               Contact Information
                                 Contact                         Phone / Fax No.




                                                                      IDEX Pump Technologies (Ireland) Ltd.,
                                                                      A Unit of IDEX Corporation,
                                                                      R79, Shannon, Co Clare, IRELAND.
                                                                      TEL. : +353 61 471933 FAX. : +353 61 475046
                                                                      Web Site : www.blagdonpump.com
                                                                      E-Mail     : sales@blagdonpump.com




  HG-CF-1109 Rev. C – 11.01.10
                                                                                                                    Page 2
HG-CF-1109 rev.D 12.08.10
b50_w1_2_1_manual-rev1210
                                    G.A. Drawing & Performance Curve




                                    General Assembly :- B50 05 Series 1 Metallic Pump, All dimensions +/- 3mm
                                   General Assembly:-B50 04 Series 1 2:12:1 Metallic Pump, All dimensions +/_ 3mm




                                 B50 2:1 Metallic Pump Performance Curve, Performance based on water at ambient temperature


  HG-CF-1109 Rev. C – 11.01.10
                                                                                                                              Page 3
HG-CF-1109 rev.D 12.08.10
b50_w1_2_1_manual-rev1210
                                                                                       TECHNICAL DATA

          FLUID CONNECTIONS                                  CAPACITY                     MAX SOLIDS                  MAX DISCHARGE HEAD                DISPLACEMENT/STROKE
                    2” BSP (F)                          0 - 250 Litres/Minute                   6 MM                        88 Meters                                 1.9 Litres
                                                       (0 - 55 Gallons/Minute)                  (1/4”)                       (289 ft)                             (0.42 UK Gallons)

     MAX. WORKING PRESSURE                                   AIR INLET                                   TEMPERATURE LIMITS                                    PUMP WEIGHTS :-

                 10 Bar (145 psi)                            3/4” BSP (F)                                Determined by Elastomers                     AA :- 35 Kg         CC:-70 Kg
                                                                                                                                                      CA :- 50 Kg

   Note ! Maximum discharge pressure must not exceed 10 bar.

   � Caution - Operating temperature limitations are as follows:                                                                           Operating Temperatures

   Materials                                                                                                                 Maximum                 Minimum                Optimum
                                                                                                                                    o                      o
   Buna-n - General purpose, oil resistant. Shows good solvent, oil, water and hydraulic fluid resistance. Should not           176 F                  -18 F              50o to 140oF
   be used with highly polar solvents like acetone and MEK, ozone, chlorinated hydrocarbons and nitro hydrocarbons.             80oC                   -28oC              10o to 60oC
   EPDM - Shows very good water and chemical resistance. Has poor resistance to oils and solvents, but is fair on               212oF                  -11oF              50o to 212oF
   ketones and alcohols.                                                                                                        100oC                  -24oC              10o to 100oC
   Neoprene - All purpose. Resistant to vegetable oil. Generally not affected by moderate chemicals, fats greases               212oF                   -4oF              50o to 130oF
   and many oils and solvents. Generally attacked by strong oxidising acids, ketones, esters, nitro hydro carbons and           100oC                  -20oC              10o to 54oC
   chlorinated aromatic hydrocarbons.

   Santoprene® - Injection moulded thermoplastic elastomer with no fabric layer. Long mechanical flex life.                     212oF                  -10oF              50o to 212oF
   Excellent abrasion resistance.                                                                                               100oC                  -23oC              10o to 100oC
   PTFE - Chemically inert, virtually impervious. Very few chemicals are known to react chemically with PTFE :                  356oF                   32oF              50o to 212oF
   molten alkali metals, turbulent liquid or gaseous fluorine and a few fluoro-chemicals such as chlorine trifluoride or        180oC                   0oC               10o to 100oC
   oxygen difluoride which readily liberate free fluorine at elevated temperatures.

   Viton® - Shows good resistance to a wide range of oils and solvents : especially all alphatic, aromatic and                  356oF                   0oF               75o to 212oF
   halogenated hydrocarbons, acids, animal and vegetable oils.                                                                  180oC                  -18oC              24o to 100oC
   Polypropylene - High strength, light weight, corrosion resistant polyolefin which easily withstands most                     158oF                  -40oF              50o to 140oF
   chemicals, with no known solvent at room temperature.                                                                        70oC                   -40oC              10o to 60oC


                             TYPICAL CODE =                                B50 05. A. W        NS
                                                                           B50. 04 A A. W 1. N N S

        MODEL - B50
                                                                                                                               VALVE SEATS
                                                                                                                               A : ALUMINIUM
        DESIGN LEVEL                                                                                                           S : 316 STAINLESS STEEL



        WETTED COMPONENTS
        A : ALUMINIUM
        C: CAST IRON                                                                                                           VALVE BALLS
                                                                                                                               B : BUNA-N          T : PTFE
                                                                                                                               E : EPDM            V : VITON
        NON - WETTED COMPONENTS                                                                                                N : NEOPRENE        S : ST. STEEL
        A : ALUMINIUM                                                                                                          D : DELRIN (ACETAL)
        C : CAST IRON

                                                                                                                           DIAPHRAGMS
        VALVE TYPE                                                                                                         B : BUNA-N             T : PTFE
        B : BALL                                                                                                           E : EPDM               V : VITON
        W : WEIGHTED BALL                                                                                                  H : POLYESTER (HYTREL)
                                                                                                                           N : NEOPRENE
                                                                                                                           P : POLYURETHANE
        SUCTION ORIENTATION                                                                                                R : SANTOPRENE
        B : BOTTOM SUCTION, W1 SERIES                                                                                      O : ONE-PIECE PTFE



                                                                                               IMPORTANT
                                              This pump should be used in accordance with the requirements of the Safety, Health & Welfare at Work Act 2005.
                                         All business conducted subject to IDEX Pump Technologies, Ireland. Terms and Conditions of Sale, available on request.


                                                                                                                           IDEX Pump Technologies (Ireland) Ltd.,
                                                                                                                           A Unit of IDEX Corporation,
                                                                                                                           R79, Shannon, Co Clare, IRELAND.
                                                                                                                           TEL. : +353 61 471933 FAX. : +353 61 475046
                                                                                                                           Web Site : www.blagdonpump.com
                                                                                                                           E-Mail     : sales@blagdonpump.com



  HG-CF-1109 Rev. C – 11.01.10
                                                                                                                                                                              Page 4
HG-CF-1109 rev.D 12.08.10
b50_w1_2_1_manual-rev1210
     PRINCIPLE OF PUMP                                         the chambers is reversed. This alternating
                                                               movement of the spool inside the valve body is                           PRESSURE The pump delivers the same
         OPERATION                                             controlled by a pilot air pressure signal held
                                                               against the diaphragm shaft, between seals in the
                                                                                                                                        pressure at the discharge outlet as the air
                                                                                                                                        pressure applied at the air inlet (unless pump is
                                                               diaphragm shaft bushes. This signal is released,                         configured as a 2:1 ratio model).
  This ball valve type diaphragm pump is
                                                               triggering the movement of the spool, when pilot
  powered by compressed air and is a 2:1 ratio
                                                               holes in the diaphragm shaft align with the held                         NOTE: Pressure Regulator (H) should be
  design. The inner side of one diaphragm
                                                               pilot signal, sending the signal to exhaust, which                       installed where air supply could exceed 125
  chamber is alternately pressurised while
                                                               in-turn causes a pressure imbalance around the                           psi.
  simultaneously exhausting the other inner
                                                               spool, sending it to the opposite end of the valve
  chamber. This causes the diaphragms, which are
                                                               body. This simultaneously sends inlet pressure                           SAFETY
  connected by a common shaft secured by plates
  to the centres of the diaphragms, to move in a
                                                               to the opposite chamber.                                                 Your BLAGDON PUMP is a high
  reciprocating action. (As one diaphragm                                                                                               performance unit capable of achieving
                                                               The chambers are connected by manifolds with a                           high outputs at high efficiencies. However, as
  performs a discharge stroke the other diaphragm
                                                               suction and discharge ball valve in one chamber                          is common with pneumatic equipment, the
  is pulled to perform the suction stroke in the
                                                               only, the opposite chamber being blanked off,                            pump efficiencies is reliant upon the air being
  opposite chamber.) Air pressure is applied over
                                                               and pressurised on the fluid side also, to create                        clean, dry and filtered. Failure to comply with
  the entire inner surface of the diaphragm while
                                                               the 2:1 ratio, maintaining flow in one direction                         these requirements may lead to loss of
  liquid is discharged from the opposite side of
                                                               through the pump.                                                        performance and reduced component life and in
  the diaphragm. The diaphragm operates in a
  balanced condition during the discharge stroke                                                                                        extreme cases, permanent damage to the pump.
  which allows the pump to be operated at
  discharge heads of over 300 feet (91 meters) of                         INSTALLATION                                                  To avoid leaks, ensure that all fluid connections
  water.                                                                                                                                are tight. The use of PTFE thread tape correctly
                                                               The typical installation shown in FIG. 1 is only a                       applied should be used to ensure 100% leak
  For maximum diaphragm life, keep the pump as                 guide to selecting and installing system                                 proof connections. Failure to ensure 100%
  close to the liquid being pumped as possible.                components. Your installation will depend on                             sealability of the suction connection could
  Positive suction head in excess of 10 feet of                the type of fluid being pumped and your                                  adversely affect suction performance.
  liquid (3.048 meters) may require a back                     application needs. To reduce the risk of serious
  pressure regulating device to maximize                       bodily injury and damage to property, never use                          If you are pumping hazardous fluids, or
  diaphragm life.                                              fluids in this pump which are not compatible                             operating the pump in an enclosed area, it is
                                                               with the wetted components. Contact your local                           essential that the exhaust from the pump is
  Alternate pressurising and exhausting of the                 distributor or the manufacturer for system design                        piped away to a safe location. When pumping
  diaphragm chamber is performed by an                         assistance & compatibility if necessary.                                 hazardous fluids the above instructions must be
  externally mounted, pilot operated, 2 way type                                                                                        adhered to in order to ensure safe operating
  distribution valve. When the spool shifts to one             Mount the pump in an upright position. Failure                           procedures.       (Under certain operating
  end of the valve block body, inlet pressure is               to ensure an upright position may result in loss                         conditions the failure of internal components
  applied to one chamber and the other diaphragm               of or poor priming characteristics. Ensure the                           can lead to the pumped fluid being exhausted
  chamber exhausts. When the spool shifts to the               pump is securely mounted to avoid movement                               via the pump exhaust outlet).
  opposite end of the valve body, the pressure to              and possible risk of bodily injury.
                                                                                                                                        WARNING
                                                                                                                                        NEVER place your hands over or near the
                                                                                                                                        pump suction inlet. Powerful suction could
         Available from                               Air Exhaust                                     CAUTION !                         cause serious bodily injury.
                                                                                                   The air exhaust should be piped
        Blagdon Pump :-               Air Inlet                                                    to an area for safe disposition of   FLUSH THE PUMP This pump was tested
    1. Pulsation Dampener                                                    1
                                                                                                   the product being pumped, in the
                                                                                                   event of diaphragm failure.
                                                                                                                                        with water containing an oil-based rust
    2. Filter/Regulator                                                                                                                 inhibitor. If this solution could contaminate or
    3. Lubricator                                                                                                                       react with the fluid you are pumping, flush the
    4. Air Dryer                                                                                                                        pump thoroughly with a solvent/detergent to
                                                      Pulsation          Pipe Connection                                                clean internal components.         The solvent/
                                                      Dampener           (Style Optional)
                                                                                                                                        detergent must be compatible with the pump
                                                                                   Gauge                                                materials of construction. Care should be taken
                                                                                              Shut-off
                                                                                               Valve                                    to flush the pump each time it is disassembled
                                                                     Flexible
                                                                    Connection                                                          for maintenance or repair.

                                                                                                                                        CAUTION All BLAGDON PUMPS are built
                                                                                                                   DISCHARGE            lubricated with grease during assembly and
                                                                                                                                        need no further lubrication. If the use of oil
                                                                                                                                        cannot be avoided, this will not present any
        Installation Guide                                                        Drain Port                                            problems. A light No. 2 class lithium grease is
              Fig. 1                                                                                                                    recommended. Other grades may cause the Air
                                                                                                                                        Logic System to operate intermittently, thereby
                                                                                                             Air Shut-Off               causing a loss of output and failure to operate.
                                                                       Filter                                   Valve                   Other seals are available for “clean room”
                            Pipe Connection
                                                                       Regulator/Lubricator                                             conditions.
                                                                                                    Air Dryer
                            (Style Optional)
                                                                                                                                        If the pump accelerates or is running too fast
                            Gauge          Air
                                         Exhaust                                                                                        due to a lack of fluid, then stop it immediately
                   Shut-off
                    Valve                                                                                                   AIR         by shutting off the air supply. A dry pump will
                                                                                                                            INLET       accelerate to a high speed causing wear to
                                          Flexible
                                                                                                                                        elastomers.
                                         Connection
       SUCTION                                                                                                         4                If the fluid you are pumping tends to dry up or
                                                                                                                                        set when it is not moving, then flush the pump
                                                                                                         2                              as often as necessary to prevent the fluid from
                                                                                            3                                           drying in the pump. Drain the pump thoroughly
                         Drain Port
                                                                                                                                        before storing.

                                                                                                                                        If feasible, invert pump to allow any fluid to
                                                                                                                                        drain from the non-return valves.


  HG-CF-1109 Rev. C – 11.01.10
                                                                                                                                                                            Page 5
HG-CF-1109 rev.D 12.08.10
b50_w1_2_1_manual-rev1210
  TROUBLE SHOOTING GUIDE
  NOTE :- Check all solutions before dismantling the pump.


               PROBLEM                                                CAUSE                                                   SOLUTION


   Pump will not start                    Air valve assembly malfunction/Siezure                             Check carrier for freedom of movement. -
                                                                                                             Clean, re-grease & replace.
                                          Obstructed fluid line.                                             Clean line or increase line size.
                                          Obstructed diaphragm chamber.                                      Remove obstruction.
                                          Diaphragm failure causing fluid & excessive air to be              Replace diaphragm.
                                          expelled through the exhaust.
                                          Diaphragm seal failure.                                            Replace shaft seals.
                                          Air valve system malfunction.                                      Check all seals in valve chest assembly.
                                          Air connected to exhaust.                                          Re-connect to air inlet.

   Erratic flow                           Diaphragm failure on one side.                                     Replace diaphragm.
                                          Valve ball not seating.                                            Check and remove obstruction.
                                          Suction leakage.                                                   Check and correct.
                                          Diaphragm failure causing fluid & excessive air to be              Replace diaphragm.
                                          expelled through the exhaust.
                                          Diaphragm seal failure.                                            Replace shaft seals.
                                          Air valve system malfunction.                                      Check all seals in valve chest assembly.

   Pump strokes but will not              Excessive suction lift.                                            Shorten suction line.
   discharge                              Suction line leakage.                                              Check and correct.
                                          Valve ball not seating correctly or damaged.                       Check and remove obstruction / replace.
                                          Suction line or strainer clogged.                                  Clear.
                                          Diaphragm failure.                                                 Replace diaphragm.

   Fluid discharged from air              Diaphragm Failure.                                                 Replace diaphragm.
   exhaust                                Loose frontplate.                                                  Re-Torque to manual specifications.

   Intermittent stroke rate               Over lubrication                                                   Shut-down pump. Remove air connection
                                                                                                             into pump & introduce a small quantity of de-
                                                                                                             greasing agent into air valve and replace
                                                                                                             line. Run pump until clear.
                                          Diaphragm shaft seal failure.                                      Replace seals.
                                          Air valve system malfunction.                                      Check all seals in valve chest assembly.
                                          Valve ball not seating / partially obstructed.                     Clear obstruction.



                  WARNING!                                                 WARNING!                                              WARNING!

               Read these safety warnings                                   Before maintenance or repair,                         In the event of diaphragm
               and instructions in this manual                              shut off the com-pressed air                          rupture, pumped material may
               completely, before installation                              line, bleed the pressure, and                         enter the air end of the pump,
               and start-up of the pump. It is               disconnect the air line from the pump. The            and be discharged into the atmosphere. If
  the responsibility of the purchaser to retain              discharge line may be pressurized and must            pumping a product which is hazardous or
  this manual for reference. Failure to comply               be bled of its pressure.                              toxic, the air exhaust must be piped to an
  with the recommendations stated in this                                                                          appropriate area for safe disposition.
  manual will damage the pump, and void
  factory warranty.                                                       WARNING!
                                                                         Take action to prevent static                          CAUTION!
                                                                         sparking. Fire or explosion can
                  WARNING!                                               result, especially when                                Before pump operation, in-
                                                             handling flammable liquids. The pump,                              spect all gasketed fasteners
                 Before doing any maintenance                piping, valves, containers or other                                for looseness caused by gas-
                 on the pump, be certain all                 miscellaneous equipment must be                       ket creep. Re-torque loose fasteners to
                 pressure is completely vented               grounded.                                             prevent leakage. Follow recommended
  from the pump, suction, discharge, piping,                                                                       torques stated in this manual.
  and all other openings and connections. Be
  certain the air supply is locked out or made                              IMPORTANT!
  non-operational, so that it cannot be started
  while work is being done on the pump. Be                                 This pump is pressurized
  certain that approved eye protection and                                 internally with air pressure                          RECYCLING
  protective clothing are worn all times in the                            during operation. Always make
  vicinity of the pump. Failure to follow these              certain that all bolting is in good condition                        Many components           of
  recommendations may result in serious                      and that all of the correct bolting is                               BLAGDON air operated
  injury or death.                                           reinstalled during assembly.                                         double diaphragm pumps are
                                                                                                                                  made of recyclable materials.
                                                                                                                    We encourage pump users to recycle worn
                                                                                                                    out parts and pumps whenever possible,
                WARNING!                                                   WARNING!                                 after any hazardous pumped fluids are
                                                                                                                    thoroughly flushed.
                Airborne particles and loud                               When used for toxic or
                noise hazards. Wear ear and                               aggressive fluids, the pump
                eye protection.                                           should always be flushed
                                                                          clean prior to disassembly.



  HG-CF-1109 Rev. C – 11.01.10
                                                                                                                                                   Page 6
HG-CF-1109 rev.D 12.08.10
b50_w1_2_1_manual-rev1210
                 IMPORTANT!                    the valve system to malfunction.           REPL ACING DI APHRAGMS
                                                                                          Remove both suction and discharge
               Read these instructions         Re-assemble the valve block                manifolds as detailed in the previous
               completely,          before
                                               assembly & re-torque in accordance         section, removing all ball valves,
               installation and start-up. It
   is the responsibility of the purchaser to   to the settings shown in the parts list.   seats and ‘O’ rings.
   retain this manual for reference.
   Failure to comply with the                  In the event of a complete air-side        Loosen and remove both outer
   recommendations stated in this              overhaul, the pump should be dis-          covers from the pump assembly.
   manual will damage the pump, and            assembled down to the centre               The orientation of the covers should
   void factory warranty.                      section assembly as described later        be noted so as to facilitate re-
                                               in the “Wet-Side Overhaul” section.        assembly.

               SERVICE                         With the valve block assembly
                                               dismantled, remove the inner covers
                                                                                          Holding one of the frontplates in a
                                                                                          vice, (‘soft jaws’ should be fitted), or
   The following sections give a general       where appropriate.                         with an adjustable spanner, loosen
   overview on how to service all                                                         and remove the frontplate from the
   models of BLAGDON Diaphragm                 A careful note of the position of all      opposite end.          Remove the
   Pumps. For details on individual part       related seals and gaskets should be        diaphragm, backplate and bumpstop
   numbers, quantities, materials, etc.,       made to facilitate re-assembly.            from diaphragm shaft.
   please consult the parts list supplied
   with the pump.                              Remove diaphragm shaft bushes,             Carefully withdraw the diaphragm
                                               where appropriate, and check all           shaft from the centre section and
   NOTE :      Before commencing               seals and ‘O’ rings for wear or            hold the free end in a vice, holding
   any service or maintenance work             damage. If worn, replace                   between the flats machined on the
   on the pump, ensure that the air            immediately.                               end.      Loosen and remove the
   supply has been disconnected or                                                        frontplate and remove the diaphragm
   isolated.                                   NOTE:-    The integrity of the             together with backplate and
                                               diaphragm shaft seals is essential         bumpstop (where fitted).
                                               for the correct functioning of all
       AIR VALVE SYSTEMS                       pneumatically actuated valve               NOTE :- Care should be taken with
                                               systems.                                   all plastic, coated and hygienic
   PNEUMATIC TYPE Remove the 4                                                            pumps, so that the surface of the
   screws securing the valve block to          Check the diaphragm shaft for              frontplate is not damaged.
   the valve chest, together with any          excessive wear as this will result in
   associated gaskets or seals.                premature seal failure. Replace as         Thoroughly clean all parts and check
                                               required. Lubricate all components         for wear, damage, swelling, cracking,
   Remove slide valve plate & slide            and re-assemble as detailed above,         delamination and chemical attack.
   valve from the valve block assembly.        in reverse order. Ensure the correct
   Clean all parts thoroughly and              position of all components detailed in     Replace components where required.
   inspect for excessive wear, replacing       all sectional assembly drawings.
   where necessary.                                                                       NOTE :- Rubber diaphragms
                                               WET-SIDE OVERHAUL                          should be replaced if they are
   The slide valve and valve plate                                                        worn to such an extent that the
   contact faces should be flat and free                                                  fabric re-enforcing is evident on
                                               REPL ACING BALL VALVES
   from scratches. A light polishing on a                                                 the surface of the diaphragm.
                                               Remove discharge manifold from
   flat surface with a fine abrasive paper
                                               pump assembly together with
   will remove most scratches.                                                            For pumps fitted with PTFE
                                               associated valve balls, seats and ‘O’
                                               rings.                                     diaphragms, a light coating of grease
   If excessive wear is suspected in the                                                  should be applied to the back-up
   valve block bore or valve carrier,                                                     diaphragm prior to re-assembly.
                                               NOTE :- The orientation of the
   remove the valve block plugs and
                                               valve seat relative to the valve ball
   withdraw the valve carrier. Check                                                      Before re-assembly, it is advisable to
                                               should be noted as incorrect
   valve block plug o-rings for wear or                                                   check the condition of the diaphragm
                                               positioning may result in a
   attack & replace where required.                                                       shaft seal/’O’ rings for wear or attack.
                                               performance loss.
                                                                                          If either is evident, it is recommended
   Clean the valve carrier & valve block                                                  that they be replaced.
                                               Turn pump through 180o and remove
   bore with white spirits to remove any
                                               the suction manifold. Clean and
   oil films.                                                                             Assemble the diaphragms onto the
                                               inspect the components. Check for
                                               any wear or damage and replace as          shaft in a reverse sequence to their
   NOTE :        The      nominal                                                         removal. Care should be taken as to
                                               required.
   diametrical clearance between the                                                      the orientation of the diaphragm
   valve carrier and the valve block                                                      relative to the front and back plates.
                                               NOTE :- Ball or valve seat wear
   block bore should be 0.05 -                                                            All diaphragms have “AIR SIDE”
                                               may result in loss of performance
   0.09mm. A clearance in excess of                                                       moulded onto one side. The
                                               and suction lift.
   this will cause the valve system to                                                    backplate must be fitted adjacent to
   run erratically.                                                                       the AIR SIDE of the diaphragm.
                                               Re-assemble the valve balls/seats
                                               and ensure manifolds are adequately
   Apply a light grease to the valve
                                               torqued to the settings shown in the
   block plug O-rings when re-
                                               parts list.
   assembling into the valve block bore.
   Any damage to the O-ring may cause

  HG-CF-1109 Rev. C – 11.01.10
                                                                                                                       Page 7
HG-CF-1109 rev.D 12.08.10
b50_w1_2_1_manual-rev1210
                                                                                          PARTS LIST                                                                            PARTS LIST - cont.
                                                                                          PARTS LIST                                                                            PARTS LIST - cont.
                                                                                                PART NUMBER                                 DESCRIPTION                   QTY             PART NUMBER                                                   DESCRIPTION                                 QTY

                                                                                                PART                                        DESCRIPTION                   QTY   REF           PART  CAST IRON
                                                                                                                                                                                           COMMON NUMBER                                                DESCRIPTION                                 QTY
                                                                                     REF                CAST IRON
                                                                                            ALUMINIUM NUMBER
                                                                                                                                                                                No.
                                                                                     No.                                                                                        REF        COMMON             CAST IRON
                                                                                     REF    ALUMINIUM    CAST IRON                                                               38           1B123                               PORT SEAL (ALL C.IRON 2 OFF)                             ��          1
                                                                                                                                                                                No.
                                                                                      1
                                                                                     No.       50-254      50-259    SUCTION MANIFOLD - BSP                                1
                                                                                               50-265                SUCTION MANIFOLD - NPT                                      39
                                                                                                                                                                                 38             -
                                                                                                                                                                                              1B123               50-273          PORT SEAL PLATE (ALL C.IRON
                                                                                                                                                                                                                                  TRANSITION(ALL C.IRON 2 OFF) ONLY)                       �
                                                                                                                                                                                                                                                                                           ��          1
                                                                                                                                                                                                                                                                                                       1
                                                                                      1        50-254      50-259    SUCTION MANIFOLD - BSP                                1
                                                                                      2      SEE TABLE               VALVE SEAT - ELASTOMER                           �    2     40
                                                                                                                                                                                 39           50-261
                                                                                                                                                                                                 -                50-273          VALVE BLOCK SEAL (ALL C.IRON ONLY)
                                                                                                                                                                                                                                  TRANSITION PLATE                                         ��
                                                                                                                                                                                                                                                                                            �          1
                                                                                                                                                                                                                                                                                                       1
                                                                                               50-265                SUCTION MANIFOLD - NPT




b50_w1_2_1_manual-rev1210
                                                  HG-CF-1109 Rev. C – 11.01.10
                                                                                      3      SEE TABLE                                                                �    2     41           50-248                              SLIDE VALVE PLATE                                        �
                                                                                                                                                                                                                                                                                           ��          1




                      HG-CF-1109 rev.D 12.08.10
                                                                                      2      SEE TABLE               VALVE BALL - ELASTOMER
                                                                                                                     VALVE SEAT                                       �    2     40           50-261                              VALVE BLOCK SEAL                                                     1




                                                      HG-CF-1109 Rev. C – 11.01.10
                                                                                      4        50-253      50-258                                                          1     42
                                                                                                                                                                                 41           50-251
                                                                                                                                                                                              50-248                              SLIDE VALVE PLATE
                                                                                                                                                                                                                                  SLIDE VALVE                                               �
                                                                                                                                                                                                                                                                                            �          1
                                                                                                                                                                                                                                                                                                       1
                                                                                      3      SEE TABLE               OUTERBALL
                                                                                                                     VALVE COVER                                      �    2
                                                                                      5       SA10042     SA10043    FRONTPLATE ASSEMBLY                                   1     43
                                                                                                                                                                                 42            H125
                                                                                                                                                                                              50-251                              CIRCLIP
                                                                                                                                                                                                                                  SLIDE VALVE                                               �
                                                                                                                                                                                                                                                                                            �          2
                                                                                                                                                                                                                                                                                                       1
                                                                                      4        50-253      50-258    OUTER COVER                                           1
                                                                                      6        1B015                                                                       2     44
                                                                                                                                                                                 43           1C021
                                                                                                                                                                                               0391
                                                                                                                                                                                               H125                               VALVE BLOCK PLUG
                                                                                                                                                                                                                                  CIRCLIP                                                   �
                                                                                                                                                                                                                                                                                            �          2
                                                                                                                                                                                                                                                                                                       2
                                                                                      5       SA10042     SA10043    FRONTPLATE
                                                                                                                     BUMP STOP ASSEMBLY                                    1
                                                                                      7        1B021                 BACKPLATE                                             2     45
                                                                                                                                                                                 44            G130
                                                                                                                                                                                              50-341
                                                                                                                                                                                              1C021                               O-RINGBLOCK PLUG
                                                                                                                                                                                                                                  VALVE                                                    ��
                                                                                                                                                                                                                                                                                            �          2
                                                                                                                                                                                                                                                                                                       2
                                                                                      6        1B015                 BUMP STOP                                             2
                                                                                      8
                                                                                      7      SEE TABLE
                                                                                               1B021                 DIAPHRAGM - FLUID SIDE
                                                                                                                     BACKPLATE                                        �    1
                                                                                                                                                                           2     46
                                                                                                                                                                                 45           50-246
                                                                                                                                                                                               G130                               VALVE BLOCK - BSP
                                                                                                                                                                                                                                  O-RING                                                   �
                                                                                                                                                                                                                                                                                           ��          1
                                                                                                                                                                                                                                                                                                       2
                                                                                                                                                                                              50-247                              VALVE BLOCK - NPT
                                                                                      9
                                                                                      8        1B156
                                                                                             SEE TABLE     1B157     INNER COVERFLUID SIDE
                                                                                                                     DIAPHRAGM - - TAPPED                             �    1
                                                                                                                                                                           1     46           50-342
                                                                                                                                                                                              50-246                              VALVE BLOCK - BSP                                         �          1
                                                                                                                                                                                 47           1B124
                                                                                                                                                                                              50-247
                                                                                                                                                                                              50-345                              VALVE CARRIER
                                                                                                                                                                                                                                  VALVE BLOCK - NPT                                         �          1
                                                                                     10
                                                                                      9       50-255
                                                                                              1B156        50-260
                                                                                                           1B157     DISCHARGE MANIFOLD - BSP
                                                                                                                     INNER COVER - TAPPED                                  1
                                                                                                                                                                           1
                                                                                              50-274                 DISCHARGE MANIFOLD - NPT                                    48
                                                                                                                                                                                 47           1B039
                                                                                                                                                                                              1B124                               DIAPHRAGM - PTFE
                                                                                                                                                                                                                                  VALVE CARRIER                                             �
                                                                                                                                                                                                                                                                                            �          1
                                                                                                                                                                                                                                                                                                       1
                                                                                     10       50-255       50-260    DISCHARGE MANIFOLD - BSP                              1
                                                                                     11        D028
                                                                                              50-274                 SOCKET CAP SCREW - NPT
                                                                                                                     DISCHARGE MANIFOLD                    M8 x 25        16     49
                                                                                                                                                                                 48           1B054
                                                                                                                                                                                              1B039                               SUPPORT DIAPHRAGM
                                                                                                                                                                                                                                  DIAPHRAGM - PTFE                                          �
                                                                                                                                                                                                                                                                                            �          1
                                                                                                                                                                                                                                                                                                       1
                                                                                     12
                                                                                     11        C165
                                                                                               D028                  SPRING WASHER
                                                                                                                     SOCKET CAP SCREW                      M8 x 25        4
                                                                                                                                                                          16     49           1B054                               SUPPORT DIAPHRAGM                                         �          1
                                                                                                                                                                                                                         ELASTOMER TABLE
                                                                                     13
                                                                                     12        1B026
                                                                                               C165        1B073     INNER COVER
                                                                                                                     SPRING WASHER                                         1
                                                                                                                                                                           4
                                                                                                                                                                                                                                    DESCRIPTION
                                                                                                                                                                                                                         ELASTOMER TABLE
                                                                                     14
                                                                                     13      SEE TABLE
                                                                                               1B026       1B073     VALVE COVER METALLIC
                                                                                                                     INNER SEAT -                                          2
                                                                                                                                                                           1
                                                                                     15      SEE TABLE                                                                �   4/2           REF. NO                   2               3             3
                                                                                                                                                                                                                                           DESCRIPTION                 8             15
                                                                                     14      SEE TABLE               VALVE SEAT METALLIC
                                                                                                                     O-RING, (SEE- NOTE �)                                 2
                                                                                     16
                                                                                     15        1B148
                                                                                             SEE TABLE     1B152     BLANKING DISC
                                                                                                                     O-RING, (SEE NOTE �)                             �    2
                                                                                                                                                                          4/2           REF. NO
                                                                                                                                                                                         QTY.                     2               3
                                                                                                                                                                                                                                  2                 3
                                                                                                                                                                                                                                                    2                  8
                                                                                                                                                                                                                                                                       1             15
                                                                                                                                                                                                                                                                                     4
                                                                                     17
                                                                                     16       50-294
                                                                                              1B148        50-298
                                                                                                           1B152     OUTER COVER - AIR SIDE
                                                                                                                     BLANKING DISC                                         1
                                                                                                                                                                           2            MATERIAL
                                                                                                                                                                                         QTY.                  VALVE
                                                                                                                                                                                                                 2             VALVE
                                                                                                                                                                                                                                 2              VALVE
                                                                                                                                                                                                                                                   2            DIAPHRAGM
                                                                                                                                                                                                                                                                     1            O-RING
                                                                                                                                                                                                                                                                                     4
                                                                                                                                                                                                               SEAT             BALL          BALL - WTD.
                                                                                     18
                                                                                     17       1B001
                                                                                              50-294       50-298    DIAPHRAGM - AIR SIDE
                                                                                                                     OUTER COVER - AIR SIDE                           �    1
                                                                                                                                                                           1         MATERIAL                  VALVE           VALVE            VALVE           DIAPHRAGM         O-RING
                                                                                     19       SA10042                FRONTPLATE - AIR SIDE                                 1    BUNA-N                           -
                                                                                                                                                                                                               SEAT            1B010
                                                                                                                                                                                                                                BALL            1B079
                                                                                                                                                                                                                                              BALL - WTD.          1B004           G029
                                                                                     18        1B001                 DIAPHRAGM - AIR SIDE                             �    1
                                                                                     20        SP165                                                                       1    EPDM
                                                                                                                                                                                BUNA-N                             -           1B052
                                                                                                                                                                                                                               1B010             1B080
                                                                                                                                                                                                                                                 1B079              1B002
                                                                                                                                                                                                                                                                    1B004           G031
                                                                                                                                                                                                                                                                                    G029
                                                                                     19       SA10042                FRONTPLATE - AIR
                                                                                                                     HOSE ASSEMBLY SIDE                                    1
                                                                                     21
                                                                                     20        D5027
                                                                                               SP165                 DOWTY WASHER
                                                                                                                     HOSE ASSEMBLY                                         3
                                                                                                                                                                           1    VITON
                                                                                                                                                                                EPDM                               -           1B055
                                                                                                                                                                                                                               1B052             1B088
                                                                                                                                                                                                                                                 1B080              1B003
                                                                                                                                                                                                                                                                    1B002           G119
                                                                                                                                                                                                                                                                                    G031
                                                                                     22
                                                                                     21        SP172
                                                                                               D5027                 HEX. ADAPTOR
                                                                                                                     DOWTY WASHER                                          2
                                                                                                                                                                           3    NEOPRENE
                                                                                                                                                                                VITON                              -           1B056
                                                                                                                                                                                                                               1B055             1B027
                                                                                                                                                                                                                                                 1B088              1B001
                                                                                                                                                                                                                                                                    1B003           G149
                                                                                                                                                                                                                                                                                    G119
                                                                                     23
                                                                                     22        SP166
                                                                                               SP172                 ELBOW FITTING
                                                                                                                     HEX. ADAPTOR                                          1
                                                                                                                                                                           2    PTFE
                                                                                                                                                                                NEOPRENE                           -           1B053
                                                                                                                                                                                                                               1B056               -
                                                                                                                                                                                                                                                 1B027           SEE 48 & 49
                                                                                                                                                                                                                                                                   1B001            G111
                                                                                                                                                                                                                                                                                    G149
                                                                                     24
                                                                                     23        A063
                                                                                               SP166                 ELBOW
                                                                                                                     BOLT FITTING                         M10 x 40        16
                                                                                                                                                                           1    ONE-PIECE PTFE
                                                                                                                                                                                PTFE                               -              -
                                                                                                                                                                                                                                1B053               -              50-221
                                                                                                                                                                                                                                                                 SEE 48 & 49         -
                                                                                                                                                                                                                                                                                    G111
                                                                                     25
                                                                                     24        C026
                                                                                               A063                  WASHER
                                                                                                                     BOLT                                  M10
                                                                                                                                                          M10 x 40        24
                                                                                                                                                                          16
                                                                                                                                                                                POLYESTER
                                                                                                                                                                                ONE-PIECE PTFE                     -              -                 -               1B029
                                                                                                                                                                                                                                                                    50-221            -
                                                                                     26
                                                                                     25        B027
                                                                                               C026                  NUT
                                                                                                                     WASHER                                 M10
                                                                                                                                                            M10           24
                                                                                                                                                                          24
                                                                                                                                                                                DELRIN
                                                                                                                                                                                POLYESTER                          -           1B065
                                                                                                                                                                                                                                 -                  -                 -
                                                                                                                                                                                                                                                                    1B029             -
                                                                                     27
                                                                                     26        A041
                                                                                               B027                  BOLT
                                                                                                                     NUT                                   M8 x 30
                                                                                                                                                            M10           16
                                                                                                                                                                          24
                                                                                                                                                                                POLYURETHANE
                                                                                                                                                                                DELRIN                             -              -
                                                                                                                                                                                                                                1B065               -               1B048
                                                                                                                                                                                                                                                                      -               -
                                                                                     28
                                                                                     27        C013
                                                                                               A041                  WASHER
                                                                                                                     BOLT                                   M8
                                                                                                                                                           M8 x 30        16
                                                                                                                                                                          16
                                                                                     29        A496                  BOLT                                 M10 x 100       8     ST. STEEL
                                                                                                                                                                                POLYURETHANE                    50-292
                                                                                                                                                                                                                   -           1B109
                                                                                                                                                                                                                                 -                  -                 -
                                                                                                                                                                                                                                                                    1B048             -
                                                                                     28        C013                  WASHER                                 M8            16
                                                                                     30
                                                                                     29        1B114
                                                                                                A496                 SILENCER
                                                                                                                     BOLT                                 M10 x 100        1
                                                                                                                                                                           8    SANTOPRENE
                                                                                                                                                                                ST. STEEL                          -
                                                                                                                                                                                                                50-292            -
                                                                                                                                                                                                                                1B109               -               50-233
                                                                                                                                                                                                                                                                       -              -

                                                                                     31
                                                                                     30       SA10041
                                                                                               1B114                 DIAPHRAGM SHAFT ASSEMBLY
                                                                                                                     SILENCER                                              1
                                                                                                                                                                           1    ALUMINIUM
                                                                                                                                                                                SANTOPRENE                      50-293
                                                                                                                                                                                                                   -              -                 -                  -
                                                                                                                                                                                                                                                                    50-233            -
                                                                                     32
                                                                                     31        G091
                                                                                              SA10041                O-RING
                                                                                                                     DIAPHRAGM SHAFT ASSEMBLY                         �    4
                                                                                                                                                                           1    ALUMINIUM                     50-293             -                   -                  -             -
                                                                                                                                                                                � - These items are available in a recommended spares kit. Please refer to your local stockist / distributor for details.
                                                                                     33
                                                                                     32       50-315
                                                                                               G091                  DIAPHRAGM SHAFT BUSH
                                                                                                                     O-RING                                           �    2
                                                                                                                                                                           4        Note! Wet Side Kits only include valve seats if the original parts were rubber :- i.e. Buna-N, Neoprene etc.
                                                                                     34        G112                  O-RING                                           �    2    � - These items are available in a recommended spares kit. Please refer to your local stockist / distributor for details.
                                                                                     33       50-315                 DIAPHRAGM SHAFT BUSH                                  2        Note! items are available in a recommended the original parts were Air side i.e.
                                                                                                                                                                                � - TheseWet Side Kits only include valve seats ifspares kit. - ASK5004 - rubber :-kit. Buna-N, Neoprene etc.




                                             Page
                                                                                     35
                                                                                     34       50-257
                                                                                               G112        1B129     VALVE CHEST
                                                                                                                     O-RING                                           �    1
                                                                                                                                                                           2




                                          Page 8 8
                                                                                                                                                                                                                                             ASK5005
                                                                                                                                                                                                               in Valve Block Sub-Assy’s - SA10491 & - Air side kit.
                                                                                                                                                                                � -- These items are available asa recommended spares kit. - ASK5004SA10495, all Cast Iron models.
                                                                                     36
                                                                                     35       50-207
                                                                                              50-257       1B129     DIAPHRAGM SHAFT LIP SEAL
                                                                                                                     VALVE CHEST                                      �    6
                                                                                                                                                                           1
                                                                                                                                                                                � These items O-Rings are as Valve with metallic seats SA10491 & SA10495, all 14 & 16
                                                                                                                                                                                � - Note! These are availableonly used Block Sub-Assy’s - and blanking discs, items Cast Iron models.
                                                                                     37
                                                                                     36          -
                                                                                              50-207       G205      DIAPHRAGM SHAFT ONLY)
                                                                                                                     O-RING (ALL C.IRON LIP SEAL                      �
                                                                                                                                                                      �    2
                                                                                                                                                                           6    #NOTE! Pumps trimmed with EPDM, Viton or PTFE fluid diaphragms are fitted with Neoprene air side diaphragm (1B001)
                                                                                                                                                                                �   Note! These O-Rings are only used with metallic seats and blanking discs, items 14 & 16
                                                                                     37          -         G205      O-RING (ALL C.IRON ONLY)                         �    2    #NOTE! Pumps trimmed with EPDM, Viton or PTFE fluid diaphragms are fitted with Neoprene air side diaphragm (1B001)
b50_w1_2_1_manual-rev1210
                      HG-CF-1109 rev.D 12.08.10
                                                  HG-CF-1109 Rev. C – 11.01.10
                                                                                 Orientation of Lip Seals in Bushes.
                                                                                                         Outer Seal - Lips face outwards.
                                                                                                         Inner Seals - Lips face in
                                                                                                         towards groove with holes.




                                                                                   33           36


                                                                                    Sectional General Assembly :- B50 04 Metallic Pump
                                                                                    Refer to page 8 Parts List table for Item Ref. Nos.




                                          Page 9
                                 IDEX Pump Technologies (Ireland) Ltd.,
                                 A Unit of IDEX Corporation,
                                 R79, Shannon, Co Clare,
                                 IRELAND.
                                 TEL. : +353 61 471933
                                 FAX. : +353 61 475046
                                 Web Site       : www.blagdonpump.com
                                 E-Mail : sales@blagdonpump.com




                                                                                               2006/42/EC




                                                                                    Date : December 01 2009




                                                   Des Monaghan,
                                                   Production & Technical Manager

                                                                                                              HG-CF-223 (REV 5)




  HG-CF-1109 Rev. C – 11.01.10
                                                                                                               Page 10
HG-CF-1109 rev.D 12.08.10
b50_w1_2_1_manual-rev1210

				
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